ATE54656T1 - Herstellung einer glasfaser. - Google Patents

Herstellung einer glasfaser.

Info

Publication number
ATE54656T1
ATE54656T1 AT87302674T AT87302674T ATE54656T1 AT E54656 T1 ATE54656 T1 AT E54656T1 AT 87302674 T AT87302674 T AT 87302674T AT 87302674 T AT87302674 T AT 87302674T AT E54656 T1 ATE54656 T1 AT E54656T1
Authority
AT
Austria
Prior art keywords
making
sponges
glass fiber
ercl3
ndcl3
Prior art date
Application number
AT87302674T
Other languages
English (en)
Inventor
Benjamin James Ainslie
Susan Patricia Craig
Original Assignee
British Telecomm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Telecomm filed Critical British Telecomm
Application granted granted Critical
Publication of ATE54656T1 publication Critical patent/ATE54656T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • C03B2201/28—Doped silica-based glasses doped with non-metals other than boron or fluorine doped with phosphorus
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
AT87302674T 1986-04-24 1987-03-27 Herstellung einer glasfaser. ATE54656T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868610053A GB8610053D0 (en) 1986-04-24 1986-04-24 Glass fibre
EP87302674A EP0243010B1 (de) 1986-04-24 1987-03-27 Herstellung einer Glasfaser

Publications (1)

Publication Number Publication Date
ATE54656T1 true ATE54656T1 (de) 1990-08-15

Family

ID=10596769

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87302674T ATE54656T1 (de) 1986-04-24 1987-03-27 Herstellung einer glasfaser.

Country Status (9)

Country Link
US (1) US4799946A (de)
EP (1) EP0243010B1 (de)
JP (1) JPS62256737A (de)
AT (1) ATE54656T1 (de)
CA (1) CA1312470C (de)
DE (1) DE3763734D1 (de)
ES (1) ES2016350B3 (de)
GB (1) GB8610053D0 (de)
GR (1) GR3000661T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2621909B1 (de) * 1987-10-16 1990-01-19 Comp Generale Electricite
US5282079A (en) * 1988-06-10 1994-01-25 Pirelli General Plc Optical fibre amplifier
IT1219404B (it) * 1988-06-27 1990-05-11 Sip Procedimento e apparecchiatura per la fabbricazione di fibre ottiche in silice
JPH0662311B2 (ja) * 1988-12-07 1994-08-17 シツプ‐ソシエタ・イタリアーナ・ペル・レセルチツイオ・デル・テレコミニカイオーニ・ピー・アー シリカを基材としたファイバープリフォームのコアをドープする方法
GB2231169A (en) * 1989-04-27 1990-11-07 Stc Plc Optical fibres
GB2231168A (en) * 1989-04-27 1990-11-07 Stc Plc Optical fibres
AU625144B2 (en) * 1989-10-31 1992-07-02 Fujitsu Limited Production method for optical fiber base material
US5284500A (en) * 1989-10-31 1994-02-08 Fujitsu Limited Process for fabricating an optical fiber preform
IT1250320B (it) * 1991-10-15 1995-04-07 Sip Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche
CA2091711C (en) * 1992-03-17 2001-12-18 Shinji Ishikawa Method for producing glass thin film
US5633974A (en) * 1994-09-27 1997-05-27 The Whitaker Corporation All fiber attenuator
US5651085A (en) * 1994-09-27 1997-07-22 Chia; Shin-Lo All fiber attenuator
US6498888B1 (en) 1998-04-22 2002-12-24 Institut National D'optique High-attenuation fiber with cladding mode suppression for all-fiber optical attenuator
JP2000252558A (ja) 1999-02-26 2000-09-14 Sumitomo Electric Ind Ltd 光増幅用光ファイバおよびその製造方法
US6474106B1 (en) * 1999-11-30 2002-11-05 Corning Incorporated Rare earth and alumina-doped optical fiber preform process
KR20020073748A (ko) * 2001-03-16 2002-09-28 (주)옵토네스트 수정된 화학기상증착법에 의한 광섬유모재 제조방법 및이를 이용하여 제조된 비선형광섬유
KR100450928B1 (ko) * 2001-07-23 2004-10-02 삼성전자주식회사 수정된 화학기상 증착법을 이용한 광섬유 모재의 제조장치 및 방법
US6574406B2 (en) 2001-09-11 2003-06-03 Corning Incorporated Selectively absorbing optical fibers for optical amplifiers
US20030221459A1 (en) * 2002-05-31 2003-12-04 Walczak Wanda J. Method for forming an optical waveguide fiber preform
FI116567B (fi) * 2003-09-29 2005-12-30 Liekki Oy Menetelmä sekä järjestelmä seostetun lasimateriaalin lähtöaineiden kaasuvirtauksen muodostamiseksi
US8088250B2 (en) 2008-11-26 2012-01-03 Nalco Company Method of increasing filler content in papermaking
US8172983B2 (en) * 2007-09-12 2012-05-08 Nalco Company Controllable filler prefloculation using a dual polymer system
US9752283B2 (en) 2007-09-12 2017-09-05 Ecolab Usa Inc. Anionic preflocculation of fillers used in papermaking

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864113A (en) * 1973-10-19 1975-02-04 Corning Glass Works Method of Producing Glass by Flame Hydrolysis
US3971645A (en) * 1975-09-12 1976-07-27 Bell Telephone Laboratories, Incorporated Method of making compound-glass optical waveguides fabricated by a metal evaporation technique
JPH0234894B2 (ja) * 1982-03-25 1990-08-07 Kogyo Gijutsuin Kisohannogarasuseizosochinogenryogasukyokyuki
US4597787A (en) * 1984-11-13 1986-07-01 Ispra Fibroptics Industries Herzlia Ltd. Manufacture of optical fibre preforms
EP0272258B1 (de) * 1985-08-13 1992-09-30 Btg International Limited Herstellung von optischen fasern
US4666486A (en) * 1985-09-24 1987-05-19 Hutta Joseph J Process for making bulk heavy metal fluoride glasses

Also Published As

Publication number Publication date
GR3000661T3 (en) 1991-09-27
EP0243010B1 (de) 1990-07-18
CA1312470C (en) 1993-01-12
EP0243010A1 (de) 1987-10-28
JPH0575704B2 (de) 1993-10-21
DE3763734D1 (de) 1990-08-23
GB8610053D0 (en) 1986-05-29
US4799946A (en) 1989-01-24
JPS62256737A (ja) 1987-11-09
ES2016350B3 (es) 1990-11-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee